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Merge pull request #566 from vector-im/feature/fga/update-rust-sdk-0.1.16

Browse source 
Feature/fga/update rust sdk 0.1.16
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ganfra 2023-06-09 17:26:11 +02:00 • committed by GitHub
commit 511b26b2ab
16 changed files with 251 additions and 666 deletions
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2
features/verifysession/impl/build.gradle.kts
View file

@ -39,7 +39,7 @@ dependencies {
implementation(projects.libraries.designsystem)
implementation(projects.libraries.elementresources)
implementation(projects.libraries.uiStrings)
implementation(projects.libraries.statemachine)
api(libs.statemachine)
api(projects.features.verifysession.api)
testImplementation(libs.test.junit)

87
features/verifysession/impl/src/main/kotlin/io/element/android/features/verifysession/impl/VerifySelfSessionPresenter.kt
View file

@ -14,24 +14,31 @@
* limitations under the License.
*/
@file:OptIn(ExperimentalCoroutinesApi::class)
package io.element.android.features.verifysession.impl
import androidx.compose.runtime.Composable
import androidx.compose.runtime.LaunchedEffect
import androidx.compose.runtime.collectAsState
import androidx.compose.runtime.derivedStateOf
import androidx.compose.runtime.getValue
import androidx.compose.runtime.remember
import androidx.compose.runtime.rememberCoroutineScope
import com.freeletics.flowredux.compose.rememberStateAndDispatch
import io.element.android.libraries.architecture.Async
import io.element.android.libraries.architecture.Presenter
import io.element.android.libraries.matrix.api.verification.SessionVerificationService
import io.element.android.libraries.matrix.api.verification.VerificationFlowState
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.ExperimentalCoroutinesApi
import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.onEach
import javax.inject.Inject
import io.element.android.features.verifysession.impl.VerifySelfSessionStateMachine.Event as StateMachineEvent
import io.element.android.features.verifysession.impl.VerifySelfSessionStateMachine.State as StateMachineState
class VerifySelfSessionPresenter @Inject constructor(
private val sessionVerificationService: SessionVerificationService,
private val stateMachine: VerifySelfSessionStateMachine,
) : Presenter<VerifySelfSessionState> {
@Composable
@ -40,48 +47,36 @@ class VerifySelfSessionPresenter @Inject constructor(
// Force reset, just in case the service was left in a broken state
sessionVerificationService.reset()
}
val coroutineScope = rememberCoroutineScope()
val stateMachine = remember { VerifySelfSessionStateMachine(coroutineScope, sessionVerificationService) }
// Create the new view state from the StateMachine state
val stateMachineCurrentState by stateMachine.state.collectAsState()
val verificationFlowState by remember {
derivedStateOf { stateMachineStateToViewState(stateMachineCurrentState) }
val stateAndDispatch = stateMachine.rememberStateAndDispatch()
val verificationFlowStep by remember {
derivedStateOf { stateAndDispatch.state.value.toVerificationStep() }
}
// Start this after observing state machine
LaunchedEffect(Unit) {
observeVerificationService()
}
fun handleEvents(event: VerifySelfSessionViewEvents) {
when (event) {
VerifySelfSessionViewEvents.RequestVerification -> stateMachine.process(StateMachineEvent.RequestVerification)
VerifySelfSessionViewEvents.StartSasVerification -> stateMachine.process(StateMachineEvent.StartSasVerification)
VerifySelfSessionViewEvents.Restart -> stateMachine.process(StateMachineEvent.Restart)
VerifySelfSessionViewEvents.ConfirmVerification -> stateMachine.process(StateMachineEvent.AcceptChallenge)
VerifySelfSessionViewEvents.DeclineVerification -> stateMachine.process(StateMachineEvent.DeclineChallenge)
VerifySelfSessionViewEvents.CancelAndClose -> {
if (stateMachineCurrentState !in sequenceOf(
StateMachineState.Initial,
StateMachineState.Completed,
StateMachineState.Canceled
)
) {
stateMachine.process(StateMachineEvent.Cancel)
}
}
VerifySelfSessionViewEvents.RequestVerification -> stateAndDispatch.dispatchAction(StateMachineEvent.RequestVerification)
VerifySelfSessionViewEvents.StartSasVerification -> stateAndDispatch.dispatchAction(StateMachineEvent.StartSasVerification)
VerifySelfSessionViewEvents.Restart -> stateAndDispatch.dispatchAction(StateMachineEvent.Restart)
VerifySelfSessionViewEvents.ConfirmVerification -> stateAndDispatch.dispatchAction(StateMachineEvent.AcceptChallenge)
VerifySelfSessionViewEvents.DeclineVerification -> stateAndDispatch.dispatchAction(StateMachineEvent.DeclineChallenge)
VerifySelfSessionViewEvents.CancelAndClose -> stateAndDispatch.dispatchAction(StateMachineEvent.Cancel)
}
}
return VerifySelfSessionState(
verificationFlowStep = verificationFlowState,
verificationFlowStep = verificationFlowStep,
eventSink = ::handleEvents,
)
}
private fun stateMachineStateToViewState(state: StateMachineState): VerifySelfSessionState.VerificationStep =
when (state) {
StateMachineState.Initial -> {
private fun StateMachineState?.toVerificationStep(): VerifySelfSessionState.VerificationStep =
when (val machineState = this) {
StateMachineState.Initial, null -> {
VerifySelfSessionState.VerificationStep.Initial
}
StateMachineState.RequestingVerification,
StateMachineState.StartingSasVerification,
StateMachineState.SasVerificationStarted,
@ -98,15 +93,41 @@ class VerifySelfSessionPresenter @Inject constructor(
}
is StateMachineState.Verifying -> {
val async = when (state) {
val async = when (machineState) {
is StateMachineState.Verifying.Replying -> Async.Loading()
else -> Async.Uninitialized
}
VerifySelfSessionState.VerificationStep.Verifying(state.emojis, async)
VerifySelfSessionState.VerificationStep.Verifying(machineState.emojis, async)
}
StateMachineState.Completed -> {
VerifySelfSessionState.VerificationStep.Completed
}
}
private fun CoroutineScope.observeVerificationService() {
sessionVerificationService.verificationFlowState.onEach { verificationAttemptState ->
when (verificationAttemptState) {
VerificationFlowState.Initial -> stateMachine.dispatch(VerifySelfSessionStateMachine.Event.Restart)
VerificationFlowState.AcceptedVerificationRequest -> {
stateMachine.dispatch(VerifySelfSessionStateMachine.Event.DidAcceptVerificationRequest)
}
VerificationFlowState.StartedSasVerification -> {
stateMachine.dispatch(VerifySelfSessionStateMachine.Event.DidStartSasVerification)
}
is VerificationFlowState.ReceivedVerificationData -> {
stateMachine.dispatch(VerifySelfSessionStateMachine.Event.DidReceiveChallenge(verificationAttemptState.emoji))
}
VerificationFlowState.Finished -> {
stateMachine.dispatch(VerifySelfSessionStateMachine.Event.DidAcceptChallenge)
}
VerificationFlowState.Canceled -> {
stateMachine.dispatch(VerifySelfSessionStateMachine.Event.DidCancel)
}
VerificationFlowState.Failed -> {
stateMachine.dispatch(VerifySelfSessionStateMachine.Event.DidFail)
}
}
}.launchIn(this)
}
}

182
features/verifysession/impl/src/main/kotlin/io/element/android/features/verifysession/impl/VerifySelfSessionStateMachine.kt
View file

@ -15,102 +15,114 @@
*/
@file:Suppress("WildcardImport")
@file:OptIn(ExperimentalCoroutinesApi::class)
package io.element.android.features.verifysession.impl
import io.element.android.libraries.statemachine.createStateMachine
import com.freeletics.flowredux.dsl.FlowReduxStateMachine
import io.element.android.libraries.matrix.api.verification.SessionVerificationService
import io.element.android.libraries.matrix.api.verification.VerificationEmoji
import io.element.android.libraries.matrix.api.verification.VerificationFlowState
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.onEach
import kotlinx.coroutines.ExperimentalCoroutinesApi
import javax.inject.Inject
import com.freeletics.flowredux.dsl.State as MachineState
class VerifySelfSessionStateMachine(
coroutineScope: CoroutineScope,
class VerifySelfSessionStateMachine @Inject constructor(
private val sessionVerificationService: SessionVerificationService,
) : FlowReduxStateMachine<VerifySelfSessionStateMachine.State, VerifySelfSessionStateMachine.Event>(
initialState = State.Initial
) {
private val stateMachine = createStateMachine {
addInitialState(State.Initial) {
on<Event.RequestVerification>(State.RequestingVerification)
on<Event.StartSasVerification>(State.StartingSasVerification)
}
addState<State.RequestingVerification> {
onEnter { sessionVerificationService.requestVerification() }
on<Event.DidAcceptVerificationRequest>(State.VerificationRequestAccepted)
on<Event.DidFail>(State.Initial)
}
addState<State.StartingSasVerification> {
onEnter { sessionVerificationService.startVerification() }
}
addState<State.VerificationRequestAccepted> {
on<Event.StartSasVerification>(State.StartingSasVerification)
}
addState<State.Canceled> {
on<Event.Restart>(State.RequestingVerification)
}
addState<State.SasVerificationStarted> {
on<Event.DidReceiveChallenge> { event, _ -> State.Verifying.ChallengeReceived(event.emojis) }
}
addState<State.Verifying.ChallengeReceived> {
on<Event.AcceptChallenge> { _, prevState -> State.Verifying.Replying(prevState.emojis, true) }
on<Event.DeclineChallenge> { _, prevState -> State.Verifying.Replying(prevState.emojis, false) }
}
addState<State.Verifying.Replying> {
onEnter { state ->
if (state.accept) {
sessionVerificationService.approveVerification()
} else {
sessionVerificationService.declineVerification()
init {
spec {
inState<State.Initial> {
on { _: Event.RequestVerification, state: MachineState<State.Initial> ->
state.override { State.RequestingVerification }
}
on { _: Event.StartSasVerification, state: MachineState<State.Initial> ->
state.override { State.StartingSasVerification }
}
}
on<Event.DidAcceptChallenge>(State.Completed)
}
addState<State.Canceling> {
onEnter { sessionVerificationService.cancelVerification() }
}
on<Event.DidStartSasVerification>(State.SasVerificationStarted)
on<Event.Cancel>(State.Canceling)
on<Event.DidCancel>(State.Canceled)
on<Event.DidFail>(State.Canceled)
}
init {
// Observe the verification service state, translate it to state machine input events
sessionVerificationService.verificationFlowState.onEach { verificationAttemptState ->
when (verificationAttemptState) {
VerificationFlowState.Initial -> stateMachine.restart()
VerificationFlowState.AcceptedVerificationRequest -> {
stateMachine.process(Event.DidAcceptVerificationRequest)
inState<State.RequestingVerification> {
onEnterEffect {
sessionVerificationService.requestVerification()
}
VerificationFlowState.StartedSasVerification -> {
stateMachine.process(Event.DidStartSasVerification)
on { _: Event.DidAcceptVerificationRequest, state: MachineState<State.RequestingVerification> ->
state.override { State.VerificationRequestAccepted }
}
is VerificationFlowState.ReceivedVerificationData -> {
// For some reason we receive this state twice, we need to discard the 2nd one
if (stateMachine.currentState == State.SasVerificationStarted) {
stateMachine.process(Event.DidReceiveChallenge(verificationAttemptState.emoji))
on { _: Event.DidFail, state: MachineState<State.RequestingVerification> ->
state.override { State.Initial }
}
}
inState<State.StartingSasVerification> {
onEnterEffect {
sessionVerificationService.startVerification()
}
}
inState<State.VerificationRequestAccepted> {
on { _: Event.StartSasVerification, state: MachineState<State.VerificationRequestAccepted> ->
state.override { State.StartingSasVerification }
}
}
inState<State.Canceled> {
on { _: Event.Restart, state: MachineState<State.Canceled> ->
state.override { State.RequestingVerification }
}
}
inState<State.SasVerificationStarted> {
on { event: Event.DidReceiveChallenge, state: MachineState<State.SasVerificationStarted> ->
state.override { State.Verifying.ChallengeReceived(event.emojis) }
}
}
inState<State.Verifying.ChallengeReceived> {
on { _: Event.AcceptChallenge, state: MachineState<State.Verifying.ChallengeReceived> ->
state.override { State.Verifying.Replying(state.snapshot.emojis, accept = true) }
}
on { _: Event.DeclineChallenge, state: MachineState<State.Verifying.ChallengeReceived> ->
state.override { State.Verifying.Replying(state.snapshot.emojis, accept = false) }
}
}
inState<State.Verifying.Replying> {
onEnterEffect { state ->
if (state.accept) {
sessionVerificationService.approveVerification()
} else {
sessionVerificationService.declineVerification()
}
}
VerificationFlowState.Finished -> {
stateMachine.process(Event.DidAcceptChallenge)
}
VerificationFlowState.Canceled -> {
stateMachine.process(Event.DidCancel)
}
VerificationFlowState.Failed -> {
stateMachine.process(Event.DidFail)
on { _: Event.DidAcceptChallenge, state: MachineState<State.Verifying.Replying> ->
state.override { State.Completed }
}
}
}.launchIn(coroutineScope)
inState<State.Canceling> {
onEnterEffect {
sessionVerificationService.cancelVerification()
}
}
inState {
on { _: Event.DidStartSasVerification, state: MachineState<State> ->
state.override { State.SasVerificationStarted }
}
on { _: Event.Cancel, state: MachineState<State> ->
if (state.snapshot in sequenceOf(
State.Initial,
State.Completed,
State.Canceled
)) {
state.noChange()
} else {
state.override { State.Canceling }
}
}
on { _: Event.DidCancel, state: MachineState<State> ->
state.override { State.Canceled }
}
on { _: Event.DidFail, state: MachineState<State> ->
state.override { State.Canceled }
}
}
}
}
val state: StateFlow<State> = stateMachine.stateFlow
fun process(event: Event) = stateMachine.process(event)
sealed interface State {
/** The initial state, before verification started. */
object Initial : State
@ -134,10 +146,13 @@ class VerifySelfSessionStateMachine(
/** Replying to a verification challenge. */
data class Replying(override val emojis: List<VerificationEmoji>, val accept: Boolean) : Verifying(emojis)
}
/** The verification is being canceled. */
object Canceling : State
/** The verification has been canceled, remotely or locally. */
object Canceled : State
/** Verification successful. */
object Completed : State
}
@ -145,26 +160,37 @@ class VerifySelfSessionStateMachine(
sealed interface Event {
/** Request verification. */
object RequestVerification : Event
/** The current verification request has been accepted. */
object DidAcceptVerificationRequest : Event
/** Start a SaS verification flow. */
object StartSasVerification : Event
/** Started a SaS verification flow. */
object DidStartSasVerification : Event
/** Has received emojis. */
data class DidReceiveChallenge(val emojis: List<VerificationEmoji>) : Event
/** Emojis match. */
object AcceptChallenge : Event
/** Emojis do not match. */
object DeclineChallenge : Event
/** Remote accepted challenge. */
object DidAcceptChallenge : Event
/** Request cancellation. */
object Cancel : Event
/** Verification cancelled. */
object DidCancel : Event
/** Request failed. */
object DidFail : Event
/** Restart the verification flow. */
object Restart : Event
}

148
features/verifysession/impl/src/test/kotlin/io/element/android/features/verifysession/impl/VerifySelfSessionPresenterTests.kt
View file

@ -18,14 +18,13 @@ package io.element.android.features.verifysession.impl
import app.cash.molecule.RecompositionClock
import app.cash.molecule.moleculeFlow
import app.cash.turbine.Event
import app.cash.turbine.ReceiveTurbine
import app.cash.turbine.test
import com.google.common.truth.Truth.assertThat
import io.element.android.features.verifysession.impl.VerifySelfSessionState.VerificationStep as VerificationStep
import io.element.android.features.verifysession.impl.VerifySelfSessionState.VerificationStep
import io.element.android.libraries.architecture.Async
import io.element.android.libraries.matrix.api.verification.VerificationFlowState
import io.element.android.libraries.matrix.api.verification.VerificationEmoji
import io.element.android.libraries.matrix.api.verification.VerificationFlowState
import io.element.android.libraries.matrix.test.verification.FakeSessionVerificationService
import kotlinx.coroutines.ExperimentalCoroutinesApi
import kotlinx.coroutines.test.runTest
@ -36,8 +35,7 @@ class VerifySelfSessionPresenterTests {
@Test
fun `present - Initial state is received`() = runTest {
val service = FakeSessionVerificationService()
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter()
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
@ -48,30 +46,18 @@ class VerifySelfSessionPresenterTests {
@Test
fun `present - Handles requestVerification`() = runTest {
val service = FakeSessionVerificationService()
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter(service)
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
val initialState = awaitItem()
assertThat(initialState.verificationFlowStep).isEqualTo(VerificationStep.Initial)
val eventSink = initialState.eventSink
eventSink(VerifySelfSessionViewEvents.RequestVerification)
// Await for other device response:
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.AwaitingOtherDeviceResponse)
// Await for the state to be Ready
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.Ready)
// Await for other device response (again):
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.AwaitingOtherDeviceResponse)
// Finally, ChallengeReceived:
val verifyingState = awaitItem()
assertThat(verifyingState.verificationFlowStep).isInstanceOf(VerificationStep.Verifying::class.java)
requestVerificationAndAwaitVerifyingState(service)
}
}
@Test
fun `present - Handles startSasVerification`() = runTest {
val service = FakeSessionVerificationService()
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter(service)
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
@ -82,6 +68,7 @@ class VerifySelfSessionPresenterTests {
// Await for other device response:
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.AwaitingOtherDeviceResponse)
// ChallengeReceived:
service.triggerReceiveVerificationData()
val verifyingState = awaitItem()
assertThat(verifyingState.verificationFlowStep).isInstanceOf(VerificationStep.Verifying::class.java)
}
@ -89,8 +76,7 @@ class VerifySelfSessionPresenterTests {
@Test
fun `present - Cancelation on initial state does nothing`() = runTest {
val service = FakeSessionVerificationService()
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter()
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
@ -105,65 +91,43 @@ class VerifySelfSessionPresenterTests {
@Test
fun `present - A fail in the flow cancels it`() = runTest {
val service = FakeSessionVerificationService()
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter(service)
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
val initialState = awaitItem()
assertThat(initialState.verificationFlowStep).isEqualTo(VerificationStep.Initial)
val eventSink = initialState.eventSink
eventSink(VerifySelfSessionViewEvents.RequestVerification)
val verifyingState = awaitChallengeReceivedState()
assertThat(verifyingState.verificationFlowStep).isInstanceOf(VerificationStep.Verifying::class.java)
val state = requestVerificationAndAwaitVerifyingState(service)
service.shouldFail = true
eventSink(VerifySelfSessionViewEvents.ConfirmVerification)
val remainingEvents = cancelAndConsumeRemainingEvents().mapNotNull { (it as? Event.Item<VerifySelfSessionState>)?.value }
assertThat(remainingEvents.last().verificationFlowStep).isEqualTo(VerificationStep.Canceled)
state.eventSink(VerifySelfSessionViewEvents.ConfirmVerification)
// Cancelling
assertThat(awaitItem().verificationFlowStep).isInstanceOf(VerificationStep.Verifying::class.java)
// Cancelled
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.Canceled)
}
}
@Test
fun `present - Canceling the flow once it's verifying cancels it`() = runTest {
val service = FakeSessionVerificationService()
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter(service)
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
val initialState = awaitItem()
assertThat(initialState.verificationFlowStep).isEqualTo(VerificationStep.Initial)
val eventSink = initialState.eventSink
eventSink(VerifySelfSessionViewEvents.RequestVerification)
val verifyingState = awaitChallengeReceivedState()
assertThat(verifyingState.verificationFlowStep).isInstanceOf(VerificationStep.Verifying::class.java)
eventSink(VerifySelfSessionViewEvents.CancelAndClose)
val remainingEvents = cancelAndConsumeRemainingEvents().mapNotNull { (it as? Event.Item<VerifySelfSessionState>)?.value }
assertThat(remainingEvents.last().verificationFlowStep).isEqualTo(VerificationStep.Canceled)
val state = requestVerificationAndAwaitVerifyingState(service)
state.eventSink(VerifySelfSessionViewEvents.CancelAndClose)
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.AwaitingOtherDeviceResponse)
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.Canceled)
}
}
@Test
fun `present - When verifying, if we receive another challenge we ignore it`() = runTest {
val service = FakeSessionVerificationService()
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter(service)
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
val initialState = awaitItem()
assertThat(initialState.verificationFlowStep).isEqualTo(VerificationStep.Initial)
val eventSink = initialState.eventSink
eventSink(VerifySelfSessionViewEvents.RequestVerification)
val verifyingState = awaitChallengeReceivedState()
assertThat(verifyingState.verificationFlowStep).isInstanceOf(VerificationStep.Verifying::class.java)
requestVerificationAndAwaitVerifyingState(service)
service.givenVerificationFlowState(VerificationFlowState.ReceivedVerificationData(emptyList()))
ensureAllEventsConsumed()
}
}
@ -171,21 +135,14 @@ class VerifySelfSessionPresenterTests {
@Test
fun `present - Restart after cancelation returns to requesting verification`() = runTest {
val service = FakeSessionVerificationService()
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter(service)
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
val initialState = awaitItem()
assertThat(initialState.verificationFlowStep).isEqualTo(VerificationStep.Initial)
val eventSink = initialState.eventSink
eventSink(VerifySelfSessionViewEvents.RequestVerification)
assertThat(awaitChallengeReceivedState().verificationFlowStep).isEqualTo(VerificationStep.Verifying(emptyList(), Async.Uninitialized))
val state = requestVerificationAndAwaitVerifyingState(service)
service.givenVerificationFlowState(VerificationFlowState.Canceled)
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.Canceled)
eventSink(VerifySelfSessionViewEvents.Restart)
state.eventSink(VerifySelfSessionViewEvents.Restart)
// Went back to requesting verification
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.AwaitingOtherDeviceResponse)
cancelAndIgnoreRemainingEvents()
@ -200,18 +157,12 @@ class VerifySelfSessionPresenterTests {
val service = FakeSessionVerificationService().apply {
givenEmojiList(emojis)
}
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter(service)
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
val initialState = awaitItem()
assertThat(initialState.verificationFlowStep).isEqualTo(VerificationStep.Initial)
val eventSink = initialState.eventSink
eventSink(VerifySelfSessionViewEvents.RequestVerification)
assertThat(awaitChallengeReceivedState().verificationFlowStep).isEqualTo(VerificationStep.Verifying(emojis, Async.Uninitialized))
eventSink(VerifySelfSessionViewEvents.ConfirmVerification)
val state = requestVerificationAndAwaitVerifyingState(service)
state.eventSink(VerifySelfSessionViewEvents.ConfirmVerification)
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.Verifying(emojis, Async.Loading()))
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.Completed)
}
@ -220,28 +171,41 @@ class VerifySelfSessionPresenterTests {
@Test
fun `present - When verification is declined, the flow is canceled`() = runTest {
val service = FakeSessionVerificationService()
val presenter = VerifySelfSessionPresenter(service)
val presenter = createPresenter(service)
moleculeFlow(RecompositionClock.Immediate) {
presenter.present()
}.test {
val initialState = awaitItem()
assertThat(initialState.verificationFlowStep).isEqualTo(VerificationStep.Initial)
val eventSink = initialState.eventSink
eventSink(VerifySelfSessionViewEvents.RequestVerification)
assertThat(awaitChallengeReceivedState().verificationFlowStep).isEqualTo(VerificationStep.Verifying(emptyList(), Async.Uninitialized))
eventSink(VerifySelfSessionViewEvents.DeclineVerification)
val state = requestVerificationAndAwaitVerifyingState(service)
state.eventSink(VerifySelfSessionViewEvents.DeclineVerification)
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.Verifying(emptyList(), Async.Loading()))
assertThat(awaitItem().verificationFlowStep).isEqualTo(VerificationStep.Canceled)
}
}
private suspend fun ReceiveTurbine<VerifySelfSessionState>.awaitChallengeReceivedState(): VerifySelfSessionState {
// Skip 'waiting for response', 'ready' and 'starting verification' state
skipItems(3)
// Received challenge
return awaitItem()
private suspend fun ReceiveTurbine<VerifySelfSessionState>.requestVerificationAndAwaitVerifyingState(
fakeService: FakeSessionVerificationService
): VerifySelfSessionState {
var state = awaitItem()
assertThat(state.verificationFlowStep).isEqualTo(VerificationStep.Initial)
state.eventSink(VerifySelfSessionViewEvents.RequestVerification)
// Await for other device response:
state = awaitItem()
assertThat(state.verificationFlowStep).isEqualTo(VerificationStep.AwaitingOtherDeviceResponse)
// Await for the state to be Ready
state = awaitItem()
assertThat(state.verificationFlowStep).isEqualTo(VerificationStep.Ready)
state.eventSink(VerifySelfSessionViewEvents.StartSasVerification)
// Await for other device response (again):
state = awaitItem()
assertThat(state.verificationFlowStep).isEqualTo(VerificationStep.AwaitingOtherDeviceResponse)
fakeService.triggerReceiveVerificationData()
// Finally, ChallengeReceived:
state = awaitItem()
assertThat(state.verificationFlowStep).isInstanceOf(VerificationStep.Verifying::class.java)
return state
}
private fun createPresenter(service: FakeSessionVerificationService = FakeSessionVerificationService()): VerifySelfSessionPresenter {
return VerifySelfSessionPresenter(service, VerifySelfSessionStateMachine(service))
}
}